Ontologia

HydroBASINS lev08 watershed · #2080023590

Bassin · #2080023590

A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.

Crosses 2 administrative regions : Emden, Leer

Coastal basin 6% lakePfafstetter: 23270309

Sub-basin area

38,2km²

Upstream area

38,2km²

Discharge

0,54m³/s

Mean elev.

-2m

Administrative coverage

2 dept-equivalent regions (GADM L2)

16 intersecting protected areas

7 more protected areas

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

838 distinct species · 8 528 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

8 528 obs · 2 cellules
Obs. / cellule
≥ 6 434
6 434–6 433
6 434–6 433
6 434–6 433
< 6 434

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Sample of 37 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.

ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Bassin · #2080023590 : 28 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 95 interactions GloBI sur 5 types (connectance 13.5%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
95
Connectance
0.135
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydroclimate (BasinATLAS lev08)

Mean T°

9,0°C

Annual rain

778mm

Moisture idx (CMI)

0,17

Runoff

444mm/an

PET

646mm

AET

524mm

Mean slope

0,1°

Water table

2cm

Forest

0%

Crops

21%

Urban

0%

Protected

68%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)